Dental floss holder



FIG. 1 is a top plan view of a dental floss holder showing my new design;

FIG. 2 is a side elevational view thereof, the opposite side elevational view being a mirror image of that shown;

FIG. 3 is a right end elevational view thereof; and,

FIG. 4 is a left end elevational view thereof.

The broken lines of dental floss shown in FIGS. 2, 3 and 4 are for illustrative purposes only. 

The ornamental design for a dental floss holder, as shown and described. 